[turbofan] Fix one mean typo in kResolvePossiblyDirectEval.

R=titzer@chromium.org
TEST=mjsunit/regress/regress-eval-context

Review URL: https://codereview.chromium.org/1169853006

Cr-Commit-Position: refs/heads/master@{#28877}

src/compiler/ast-graph-builder.cc

@@ -2429,7 +2429,7 @@ void AstGraphBuilder::VisitCall(Call* expr) {
       }
     }
     Node* language = jsgraph()->Constant(language_mode());
-    Node* position = jsgraph()->Constant(info()->scope()->start_position());
+    Node* position = jsgraph()->Constant(current_scope()->start_position());
     const Operator* op =
         javascript()->CallRuntime(Runtime::kResolvePossiblyDirectEval, 6);
     Node* pair =

test/mjsunit/regress/regress-eval-context.js

+// Copyright 2015 the V8 project authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+(function() {
+  'use strict';
+  var x = 0;
+
+  {
+    let x = 1;
+    assertEquals(1, eval("x"));
+  }
+
+  {
+    let y = 2;
+    assertEquals(0, eval("x"));
+  }
+
+  assertEquals(0, eval("x"));
+})();